Downtown (Boise) Weather Forecast

    • 45
    • 68

    Mostly Sunny

    • 44
    • 72

    Partly Sunny

    • 48
    • 72

    Mostly Sunny

    • 55
    • 84

    Mostly Sunny

    • 59
    • 92

    Mostly Cloudy

    • 49
    • 77

    Chance Rain Showers

Today 22 May Upper Treasure Valley

Partly sunny in the Morning, then clearing. Highs 64 to 69. Northwest Winds 10 to 15 Mph.

Tonight 22 May Upper Treasure Valley

Partly cloudy. Lows 38 to 45. Northwest Winds 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Downtown (Boise) Temperature Statistics

May Temperature

Boise Air Terminal (3.7 miles)

  • Lowest 10 May, 2022

    30.9 °F

  • Average May

    53.7 °F

  • Highest 15 May, 2022

    84 °F

Climate (2010–Present)

Boise Air Terminal (3.7 miles)

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  • Average Low 2010–Present

    42.5 °F

  • Average 2010–Present

    52.8 °F

  • Average High 2010–Present

    63.6 °F
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